Gardel L. S., Afonso M., Frias C., Gomes M. E., and Reis R. L.,  "Assessing the repair of critical size bone defects performed in a goat tibia model using tissue-engineered constructs cultured in a bidirectional flow perfusion bioreactor",  Journal of Biomaterials Applications, vol. 29, issue 2, pp. 172?185, doi:10.1177/0885328213519351, 2014.